名校
解题方法
1 . 已知椭圆
,若在
,
,
,
四个点中有3个在
上.
(1)求椭圆
的方程;
(2)若点
与点
是椭圆
上关于原点对称的两个点,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87cf6cca367ce2afd96d7d951f9587e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d520ab5ab59d374c898428c27ba46e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f1721aa6b62fc4c68cb7161f2658117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee252d442a522ca5cf6bf3277ddd590f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e24f172a287592897ea4378a2ad29013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660d411077d7809d006fb3d534314ca1.png)
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2019-09-19更新
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761次组卷
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2卷引用:安徽省铜陵市枞阳县浮山中学2019-2020学年高二上学期期中数学(理)试题